Here are entered works on switching from one language to another by bilingual members of a speech community. Works on the simultaneous coexistence of two forms of the same language in a speech community are entered under the heading Diglossia (Linguistics). Works on using more than one writing system simultaneously are entered under the heading Script switching (Linguistics).
Dignity -- Congresses. / https://id.loc.gov/authorities/subjects/sh85037992 https://id.loc.gov/authorities/subjects/sh99001533 : World Congress of the International Association for Philosophy of Law and Social Philosophy